Nong Khai & Udon Thani

During my one month stay in Khon Kaen , I did quick trips, around 24 hours each, to two places north of the city: Udon Thani, a mid-sized city under 2.5 hours away by local train, and Nong Khai, a small town on the Mekong an additional 40 minutes or so north on the same train line. The train ride was gorgeous, and I saw many water buffaloes, whom I love very much. (You can’t pre-book these local…